Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Fair Value of Assets and Liabilities Measured on a Recurring Basis (Details) (Details)

v3.23.2
Fair Value Measurements - Fair Value of Assets and Liabilities Measured on a Recurring Basis (Details) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Fair Value          
Investments $ 2   $ 2   $ 6,402
Unrealized loss on investment (6,400) $ (49) (6,400) $ (94)  
Change in fair value of warrant liability   (3,913)   (1,750)  
Warrant liability 0   0   0
Akerna Corp          
Fair Value          
Investments 2   2   2
Unrealized loss on investment   49   94  
HERBL, Inc.          
Fair Value          
Investments 0   0   6,400
Unrealized loss on investment 6,400        
Investment impairment 6,400        
Big Toe Ventures LLC          
Fair Value          
Investments 0   0   0
Level 1 | Akerna Corp          
Fair Value          
Unrealized loss on investment 0 $ 49 0 $ 94  
Fair Value, Recurring | Level 1          
Fair Value          
Fair value of assets 4,115   4,115   3,502
Fair Value, Recurring | Level 1 | Cash and Cash Equivalents          
Fair Value          
Fair value of assets 2,815   2,815   2,202
Fair Value, Recurring | Level 1 | Restricted cash          
Fair Value          
Fair value of assets 1,298   1,298   1,298
Fair Value, Recurring | Level 1 | Investments.          
Fair Value          
Fair value of assets $ 2   $ 2   $ 2